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53400941 = 1131156601
BaseRepresentation
bin1100101110110…
…1010101101101
310201111001022122
43023231111231
5102132312231
65144322325
71215620606
oct313552555
9121431278
1053400941
1128163a10
1215a733a5
13b0a93b9
147140dad
154a4c77b
hex32ed56d

53400941 has 8 divisors (see below), whose sum is σ = 60135168. Its totient is φ = 46980000.

The previous prime is 53400931. The next prime is 53400947. The reversal of 53400941 is 14900435.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-53400941 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 53400941.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53400947) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77960 + ... + 78641.

It is an arithmetic number, because the mean of its divisors is an integer number (7516896).

Almost surely, 253400941 is an apocalyptic number.

It is an amenable number.

53400941 is a deficient number, since it is larger than the sum of its proper divisors (6734227).

53400941 is a wasteful number, since it uses less digits than its factorization.

53400941 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156643.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 53400941 is about 7307.5947479318. The cubic root of 53400941 is about 376.5733975175.

The spelling of 53400941 in words is "fifty-three million, four hundred thousand, nine hundred forty-one".

Divisors: 1 11 31 341 156601 1722611 4854631 53400941