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53193298230 = 23251249147317
BaseRepresentation
bin110001100010100100…
…010101000100110110
312002022010120112021200
4301202210111010312
51332414441020410
640234152553330
73562115401062
oct614244250466
9162263515250
1053193298230
11206172592a6
12a3863b2846
135029502cc7
142808892aa2
1515b4dbc3c0
hexc62915136

53193298230 has 48 divisors (see below), whose sum is σ = 138316570704. Its totient is φ = 14183444160.

The previous prime is 53193298229. The next prime is 53193298237. The reversal of 53193298230 is 3289239135.

53193298230 is a `hidden beast` number, since 5 + 319 + 329 + 8 + 2 + 3 + 0 = 666.

It is a super-2 number, since 2×531932982302 (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53193298237) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1100532 + ... + 1147848.

It is an arithmetic number, because the mean of its divisors is an integer number (2881595223).

Almost surely, 253193298230 is an apocalyptic number.

53193298230 is an abundant number, since it is smaller than the sum of its proper divisors (85123272474).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

53193298230 is a wasteful number, since it uses less digits than its factorization.

53193298230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59821 (or 59818 counting only the distinct ones).

The product of its (nonzero) digits is 349920, while the sum is 45.

The spelling of 53193298230 in words is "fifty-three billion, one hundred ninety-three million, two hundred ninety-eight thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 12491 24982 37473 47317 62455 74946 94634 112419 124910 141951 187365 224838 236585 283902 374730 425853 473170 562095 709755 851706 1124190 1419510 2129265 4258530 591036647 1182073294 1773109941 2955183235 3546219882 5319329823 5910366470 8865549705 10638659646 17731099410 26596649115 53193298230