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2312102401 = 72979144173
BaseRepresentation
bin1000100111001111…
…1110001000000001
312222010121222020021
42021303332020001
514213344234101
61021232213441
7111203355220
oct21163761001
95863558207
102312102401
11a87137834
1254639a281
132ab02193b
1417d0dccb7
15d7eb25a1
hex89cfe201

2312102401 has 16 divisors (see below), whose sum is σ = 2768140800. Its totient is φ = 1889229888.

The previous prime is 2312102399. The next prime is 2312102411. The reversal of 2312102401 is 1042012132.

It is not a de Polignac number, because 2312102401 - 21 = 2312102399 is a prime.

It is a super-3 number, since 3×23121024013 (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2312102411) 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, 56050 + ... + 88123.

It is an arithmetic number, because the mean of its divisors is an integer number (173008800).

Almost surely, 22312102401 is an apocalyptic number.

It is an amenable number.

2312102401 is a deficient number, since it is larger than the sum of its proper divisors (456038399).

2312102401 is a wasteful number, since it uses less digits than its factorization.

2312102401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 144288.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2312102401 is about 48084.3259389169. The cubic root of 2312102401 is about 1322.3173254070.

Adding to 2312102401 its reverse (1042012132), we get a palindrome (3354114533).

The spelling of 2312102401 in words is "two billion, three hundred twelve million, one hundred two thousand, four hundred one".

Divisors: 1 7 29 79 203 553 2291 16037 144173 1009211 4181017 11389667 29267119 79727669 330300343 2312102401