Search a number
-
+
23752030036 = 2271955698017
BaseRepresentation
bin10110000111101110…
…110011011101010100
32021022022122010212011
4112013232303131110
5342121004430121
614524520234004
71500411631660
oct260756633524
967268563764
1023752030036
11a089446799
12472a60b904
132316b17957
14121472b8a0
1594035d7e1
hex587bb3754

23752030036 has 48 divisors (see below), whose sum is σ = 50019491200. Its totient is φ = 9640747008.

The previous prime is 23752030031. The next prime is 23752030039. The reversal of 23752030036 is 63003025732.

It is a super-2 number, since 2×237520300362 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23752030031) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2958700 + ... + 2966716.

Almost surely, 223752030036 is an apocalyptic number.

It is an amenable number.

23752030036 is an abundant number, since it is smaller than the sum of its proper divisors (26267461164).

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

23752030036 is a wasteful number, since it uses less digits than its factorization.

23752030036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13616 (or 13614 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 31.

Adding to 23752030036 its reverse (63003025732), we get a palindrome (86755055768).

The spelling of 23752030036 in words is "twenty-three billion, seven hundred fifty-two million, thirty thousand, thirty-six".

Divisors: 1 2 4 7 14 19 28 38 76 133 266 532 5569 8017 11138 16034 22276 32068 38983 56119 77966 105811 112238 152323 155932 211622 224476 304646 423244 609292 740677 1066261 1481354 2132522 2962708 4265044 44646673 89293346 178586692 312526711 625053422 848286787 1250106844 1696573574 3393147148 5938007509 11876015018 23752030036