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5123400351 = 32379939901
BaseRepresentation
bin1001100010110000…
…01110001010011111
3111020001120201000120
410301120032022133
540443042302401
62204220130023
7240651120156
oct46130161237
914201521016
105123400351
11219a031573
12bab996913
136385a6454
1436862459d
151eebce836
hex13160e29f

5123400351 has 16 divisors (see below), whose sum is σ = 7218447360. Its totient is φ = 3225736800.

The previous prime is 5123400329. The next prime is 5123400361. The reversal of 5123400351 is 1530043215.

It is not a de Polignac number, because 5123400351 - 25 = 5123400319 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5123400361) 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, 464500 + ... + 475401.

It is an arithmetic number, because the mean of its divisors is an integer number (451152960).

Almost surely, 25123400351 is an apocalyptic number.

5123400351 is a deficient number, since it is larger than the sum of its proper divisors (2095047009).

5123400351 is a wasteful number, since it uses less digits than its factorization.

5123400351 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 940006.

The product of its (nonzero) digits is 1800, while the sum is 24.

The square root of 5123400351 is about 71577.9320112002. The cubic root of 5123400351 is about 1723.9292214515.

Adding to 5123400351 its reverse (1530043215), we get a palindrome (6653443566).

The spelling of 5123400351 in words is "five billion, one hundred twenty-three million, four hundred thousand, three hundred fifty-one".

Divisors: 1 3 23 69 79 237 1817 5451 939901 2819703 21617723 64853169 74252179 222756537 1707800117 5123400351