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354054037 = 1918634423
BaseRepresentation
bin10101000110100…
…110111110010101
3220200012210211111
4111012212332111
51211114212122
655044335021
711526260341
oct2506467625
9820183744
10354054037
11171944047
129a6a4471
135847553c
1435044621
1521139d77
hex151a6f95

354054037 has 4 divisors (see below), whose sum is σ = 372688480. Its totient is φ = 335419596.

The previous prime is 354054031. The next prime is 354054047. The reversal of 354054037 is 730450453.

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, and also an emirpimes, since its reverse is a distinct semiprime: 730450453 = 4715541499.

It is a cyclic number.

It is not a de Polignac number, because 354054037 - 223 = 345665429 is a prime.

It is a super-2 number, since 2×3540540372 = 250708522231994738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (354054031) 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, 9317193 + ... + 9317230.

It is an arithmetic number, because the mean of its divisors is an integer number (93172120).

Almost surely, 2354054037 is an apocalyptic number.

It is an amenable number.

354054037 is a deficient number, since it is larger than the sum of its proper divisors (18634443).

354054037 is a wasteful number, since it uses less digits than its factorization.

354054037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18634442.

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 354054037 is about 18816.3236845033. The cubic root of 354054037 is about 707.4403880401.

The spelling of 354054037 in words is "three hundred fifty-four million, fifty-four thousand, thirty-seven".

Divisors: 1 19 18634423 354054037