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53954249 = 715231453
BaseRepresentation
bin1100110111010…
…0011011001001
310202112011022112
43031310123021
5102303013444
65204232105
71223414006
oct315643311
9122464275
1053954249
1128501698
121609b635
13b2411bb
1472468ad
154b0b69e
hex33746c9

53954249 has 8 divisors (see below), whose sum is σ = 54856512. Its totient is φ = 53056080.

The previous prime is 53954221. The next prime is 53954269. The reversal of 53954249 is 94245935.

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

It is a cyclic number.

It is not a de Polignac number, because 53954249 - 224 = 37177033 is a prime.

It is a super-2 number, since 2×539542492 = 5822121970308002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53954269) 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, 36407 + ... + 37859.

It is an arithmetic number, because the mean of its divisors is an integer number (6857064).

Almost surely, 253954249 is an apocalyptic number.

It is an amenable number.

53954249 is a deficient number, since it is larger than the sum of its proper divisors (902263).

53954249 is a wasteful number, since it uses less digits than its factorization.

53954249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2047.

The product of its digits is 194400, while the sum is 41.

The square root of 53954249 is about 7345.3556074570. The cubic root of 53954249 is about 377.8695391635.

The spelling of 53954249 in words is "fifty-three million, nine hundred fifty-four thousand, two hundred forty-nine".

Divisors: 1 71 523 1453 37133 103163 759919 53954249