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372304125021 = 3124101375007
BaseRepresentation
bin1010110101011110000…
…11100001110001011101
31022120222111220010221110
411122233003201301131
522044434324000041
6443011213252233
735620020563553
oct5325703416135
91276874803843
10372304125021
11133990a77624
12601a3a94079
1329153733b3a
141403bb7bbd3
159a40208516
hex56af0e1c5d

372304125021 has 4 divisors (see below), whose sum is σ = 496405500032. Its totient is φ = 248202750012.

The previous prime is 372304125019. The next prime is 372304125029. The reversal of 372304125021 is 120521403273.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 372304125021 - 21 = 372304125019 is a prime.

It is a super-2 number, since 2×3723041250212 (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 372304125021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (372304125029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 62050687501 + ... + 62050687506.

It is an arithmetic number, because the mean of its divisors is an integer number (124101375008).

Almost surely, 2372304125021 is an apocalyptic number.

It is an amenable number.

372304125021 is a deficient number, since it is larger than the sum of its proper divisors (124101375011).

372304125021 is a wasteful number, since it uses less digits than its factorization.

372304125021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 124101375010.

The product of its (nonzero) digits is 10080, while the sum is 30.

Adding to 372304125021 its reverse (120521403273), we get a palindrome (492825528294).

The spelling of 372304125021 in words is "three hundred seventy-two billion, three hundred four million, one hundred twenty-five thousand, twenty-one".

Divisors: 1 3 124101375007 372304125021