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372942061 = 3371106653
BaseRepresentation
bin10110001110101…
…010010011101101
3221222202102022221
4112032222103231
51230433121221
6101001235341
712145645432
oct2616522355
9858672287
10372942061
11181574988
12a4a92b51
135c35979b
143775db89
1522b1b541
hex163aa4ed

372942061 has 4 divisors (see below), whose sum is σ = 374049052. Its totient is φ = 371835072.

The previous prime is 372942047. The next prime is 372942103. The reversal of 372942061 is 160249273.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 69973225 + 302968836 = 8365^2 + 17406^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-372942061 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 (372942461) 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, 552990 + ... + 553663.

It is an arithmetic number, because the mean of its divisors is an integer number (93512263).

Almost surely, 2372942061 is an apocalyptic number.

It is an amenable number.

372942061 is a deficient number, since it is larger than the sum of its proper divisors (1106991).

372942061 is a wasteful number, since it uses less digits than its factorization.

372942061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1106990.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 372942061 is about 19311.7078737226. The cubic root of 372942061 is about 719.8032261912.

The spelling of 372942061 in words is "three hundred seventy-two million, nine hundred forty-two thousand, sixty-one".

Divisors: 1 337 1106653 372942061