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380901477 = 31111542469
BaseRepresentation
bin10110101101000…
…001100001100101
3222112201210121010
4112231001201211
51240002321402
6101444012433
712303415635
oct2655014145
9875653533
10380901477
11186010a10
12a7691119
1360bb55b8
14388326c5
152368ea6c
hex16b41865

380901477 has 8 divisors (see below), whose sum is σ = 554038560. Its totient is φ = 230849360.

The previous prime is 380901467. The next prime is 380901491. The reversal of 380901477 is 774109083.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 380901477 - 211 = 380899429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (380901427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5771202 + ... + 5771267.

It is an arithmetic number, because the mean of its divisors is an integer number (69254820).

Almost surely, 2380901477 is an apocalyptic number.

It is an amenable number.

380901477 is a deficient number, since it is larger than the sum of its proper divisors (173137083).

380901477 is a wasteful number, since it uses less digits than its factorization.

380901477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11542483.

The product of its (nonzero) digits is 42336, while the sum is 39.

The square root of 380901477 is about 19516.6973896712. The cubic root of 380901477 is about 724.8879585877.

The spelling of 380901477 in words is "three hundred eighty million, nine hundred one thousand, four hundred seventy-seven".

Divisors: 1 3 11 33 11542469 34627407 126967159 380901477