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342512051 = 7592693083
BaseRepresentation
bin10100011010100…
…101000110110011
3212212111102012112
4110122211012303
51200140341201
653553115535
711326206260
oct2432450663
9785442175
10342512051
11166380412
1296858bab
1355c63b6b
14336bc267
152010a0bb
hex146a51b3

342512051 has 16 divisors (see below), whose sum is σ = 399686400. Its totient is φ = 287439648.

The previous prime is 342512047. The next prime is 342512057. The reversal of 342512051 is 150215243.

It is a cyclic number.

It is not a de Polignac number, because 342512051 - 22 = 342512047 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (342512057) 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, 109556 + ... + 112638.

It is an arithmetic number, because the mean of its divisors is an integer number (24980400).

Almost surely, 2342512051 is an apocalyptic number.

342512051 is a deficient number, since it is larger than the sum of its proper divisors (57174349).

342512051 is a wasteful number, since it uses less digits than its factorization.

342512051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3418.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 342512051 is about 18507.0811042693. The cubic root of 342512051 is about 699.6679043761.

Adding to 342512051 its reverse (150215243), we get a palindrome (492727294).

The spelling of 342512051 in words is "three hundred forty-two million, five hundred twelve thousand, fifty-one".

Divisors: 1 7 59 269 413 1883 3083 15871 21581 111097 181897 829327 1273279 5805289 48930293 342512051