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88040480 = 2551150023
BaseRepresentation
bin1010011111101…
…10010000100000
320010122220211112
411033312100200
5140014243410
612423002452
72116221533
oct517662040
9203586745
1088040480
1145773130
1225599428
1315317078
14b99aa1a
157ae1105
hex53f6420

88040480 has 48 divisors (see below), whose sum is σ = 226908864. Its totient is φ = 32014080.

The previous prime is 88040461. The next prime is 88040483. The reversal of 88040480 is 8404088.

It is a super-2 number, since 2×880404802 = 15502252237260800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is not an unprimeable number, because it can be changed into a prime (88040483) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23252 + ... + 26771.

It is an arithmetic number, because the mean of its divisors is an integer number (4727268).

Almost surely, 288040480 is an apocalyptic number.

88040480 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

88040480 is an abundant number, since it is smaller than the sum of its proper divisors (138868384).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

88040480 is a wasteful number, since it uses less digits than its factorization.

88040480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50049 (or 50041 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 32.

The square root of 88040480 is about 9382.9888628304. The cubic root of 88040480 is about 444.8642097150.

The spelling of 88040480 in words is "eighty-eight million, forty thousand, four hundred eighty".

Divisors: 1 2 4 5 8 10 11 16 20 22 32 40 44 55 80 88 110 160 176 220 352 440 880 1760 50023 100046 200092 250115 400184 500230 550253 800368 1000460 1100506 1600736 2000920 2201012 2751265 4001840 4402024 5502530 8003680 8804048 11005060 17608096 22010120 44020240 88040480