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354507061 = 405187511
BaseRepresentation
bin10101001000010…
…101100100110101
3220201001211021011
4111020111210311
51211223211221
655102152221
711533155166
oct2510254465
9821054234
10354507061
11172123447
129a882671
13585a37bc
143512176d
15211c91e1
hex15215935

354507061 has 4 divisors (see below), whose sum is σ = 354598624. Its totient is φ = 354415500.

The previous prime is 354507037. The next prime is 354507067. The reversal of 354507061 is 160705453.

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 a cyclic number.

It is not a de Polignac number, because 354507061 - 211 = 354505013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354507067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39705 + ... + 47806.

It is an arithmetic number, because the mean of its divisors is an integer number (88649656).

Almost surely, 2354507061 is an apocalyptic number.

It is an amenable number.

354507061 is a deficient number, since it is larger than the sum of its proper divisors (91563).

354507061 is an equidigital number, since it uses as much as digits as its factorization.

354507061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91562.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 354507061 is about 18828.3578944102. The cubic root of 354507061 is about 707.7419906643.

The spelling of 354507061 in words is "three hundred fifty-four million, five hundred seven thousand, sixty-one".

Divisors: 1 4051 87511 354507061