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12402616342 = 27384949427
BaseRepresentation
bin10111000110100000…
…01110100000010110
31012000100201012010211
423203100032200112
5200400032210332
65410411040034
7616230333214
oct134320164026
935010635124
1012402616342
115294a54256
1224a174001a
1312286b0c4c
148592a3cb4
154c8c9e447
hex2e340e816

12402616342 has 8 divisors (see below), whose sum is σ = 18858773016. Its totient is φ = 6116358672.

The previous prime is 12402616333. The next prime is 12402616349. The reversal of 12402616342 is 24361620421.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12402616349) 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, 42474568 + ... + 42474859.

It is an arithmetic number, because the mean of its divisors is an integer number (2357346627).

Almost surely, 212402616342 is an apocalyptic number.

12402616342 is a deficient number, since it is larger than the sum of its proper divisors (6456156674).

12402616342 is an equidigital number, since it uses as much as digits as its factorization.

12402616342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84949502.

The product of its (nonzero) digits is 13824, while the sum is 31.

The spelling of 12402616342 in words is "twelve billion, four hundred two million, six hundred sixteen thousand, three hundred forty-two".

Divisors: 1 2 73 146 84949427 169898854 6201308171 12402616342