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23012402 = 271643743
BaseRepresentation
bin101011111001…
…0010000110010
31121022011002012
41113302100302
521342344102
62141122522
7366413360
oct127622062
947264065
1023012402
1111a98616
127859442
1349c960a
1430b0630
152048752
hex15f2432

23012402 has 8 divisors (see below), whose sum is σ = 39449856. Its totient is φ = 9862452.

The previous prime is 23012393. The next prime is 23012411. The reversal of 23012402 is 20421032.

It is an interprime number because it is at equal distance from previous prime (23012393) and next prime (23012411).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (14), and also a Moran number because the ratio is a prime number: 1643743 = 23012402 / (2 + 3 + 0 + 1 + 2 + 4 + 0 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 821858 + ... + 821885.

It is an arithmetic number, because the mean of its divisors is an integer number (4931232).

Almost surely, 223012402 is an apocalyptic number.

23012402 is a deficient number, since it is larger than the sum of its proper divisors (16437454).

23012402 is a wasteful number, since it uses less digits than its factorization.

23012402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1643752.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 23012402 is about 4797.1243469395. The cubic root of 23012402 is about 284.4378042183.

Adding to 23012402 its reverse (20421032), we get a palindrome (43433434).

The spelling of 23012402 in words is "twenty-three million, twelve thousand, four hundred two".

Divisors: 1 2 7 14 1643743 3287486 11506201 23012402