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23678450601 = 3137321433881
BaseRepresentation
bin10110000011010110…
…000111101110101001
32021010012011220211220
4112003112013232221
5341443140404401
614513331212253
71465526336451
oct260326075651
967105156756
1023678450601
11a050960443
124709a47089
1323047c4b20
141208a56d61
15938b77336
hex583587ba9

23678450601 has 32 divisors (see below), whose sum is σ = 34490545152. Its totient is φ = 14361338880.

The previous prime is 23678450599. The next prime is 23678450641. The reversal of 23678450601 is 10605487632.

It is not a de Polignac number, because 23678450601 - 21 = 23678450599 is a prime.

It is a super-2 number, since 2×236784506012 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23678450641) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6099181 + ... + 6103061.

It is an arithmetic number, because the mean of its divisors is an integer number (1077829536).

Almost surely, 223678450601 is an apocalyptic number.

It is an amenable number.

23678450601 is a deficient number, since it is larger than the sum of its proper divisors (10812094551).

23678450601 is a wasteful number, since it uses less digits than its factorization.

23678450601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6113.

The product of its (nonzero) digits is 241920, while the sum is 42.

The spelling of 23678450601 in words is "twenty-three billion, six hundred seventy-eight million, four hundred fifty thousand, six hundred one".

Divisors: 1 3 13 39 73 219 949 2143 2847 3881 6429 11643 27859 50453 83577 151359 156439 283313 469317 849939 2033707 3683069 6101121 8316983 11049207 24950949 108120779 324362337 607139759 1821419277 7892816867 23678450601