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23010213378 = 23191291156347
BaseRepresentation
bin10101011011100000…
…111111111000000010
32012101121202221201010
4111123200333320002
5334111103312003
614323140421350
71443133405125
oct253340777002
965347687633
1023010213378
119838735979
1245620a7856
132229226b99
141183dca3bc
158ea17b003
hex55b83fe02

23010213378 has 32 divisors (see below), whose sum is σ = 48480387840. Its totient is φ = 7260708240.

The previous prime is 23010213377. The next prime is 23010213389. The reversal of 23010213378 is 87331201032.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (23010213377) 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, 69001 + ... + 225347.

It is an arithmetic number, because the mean of its divisors is an integer number (1515012120).

Almost surely, 223010213378 is an apocalyptic number.

23010213378 is an abundant number, since it is smaller than the sum of its proper divisors (25470174462).

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

23010213378 is a wasteful number, since it uses less digits than its factorization.

23010213378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157662.

The product of its (nonzero) digits is 6048, while the sum is 30.

The spelling of 23010213378 in words is "twenty-three billion, ten million, two hundred thirteen thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 19 38 57 114 1291 2582 3873 7746 24529 49058 73587 147174 156347 312694 469041 938082 2970593 5941186 8911779 17823558 201843977 403687954 605531931 1211063862 3835035563 7670071126 11505106689 23010213378