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357634141 = 67279669
BaseRepresentation
bin10101010100010…
…001000001011101
3220220221200210221
4111110101001131
51213023243031
655253201341
711601561064
oct2524210135
9826850727
10357634141
11173969907
129b930251
1359129c47
14356d71db
15215e5a11
hex1551105d

357634141 has 6 divisors (see below), whose sum is σ = 363056190. Its totient is φ = 352291896.

The previous prime is 357634133. The next prime is 357634157. The reversal of 357634141 is 141436753.

It can be written as a sum of positive squares in only one way, i.e., 308142916 + 49491225 = 17554^2 + 7035^2 .

It is not a de Polignac number, because 357634141 - 23 = 357634133 is a prime.

It is a pancake number, because a pancake can be divided into 357634141 parts by 26744 straight cuts.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 357634097 and 357634106.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (357634181) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 35346 + ... + 44323.

It is an arithmetic number, because the mean of its divisors is an integer number (60509365).

Almost surely, 2357634141 is an apocalyptic number.

It is an amenable number.

357634141 is a deficient number, since it is larger than the sum of its proper divisors (5422049).

357634141 is an frugal number, since it uses more digits than its factorization.

357634141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 79803 (or 79736 counting only the distinct ones).

The product of its digits is 30240, while the sum is 34.

The square root of 357634141 is about 18911.2173325780. The cubic root of 357634141 is about 709.8168812947.

The spelling of 357634141 in words is "three hundred fifty-seven million, six hundred thirty-four thousand, one hundred forty-one".

Divisors: 1 67 4489 79669 5337823 357634141