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70146362838 = 23311792106877
BaseRepresentation
bin100000101010100001…
…1001000110111010110
320201001121202102221110
41001111003020313112
52122124432102323
652120315555450
75032202150316
oct1012503106726
9221047672843
1070146362838
112782687a6a2
1211717a5bb86
1367cb871b96
143576235446
151c583c2793
hex10550c8dd6

70146362838 has 32 divisors (see below), whose sum is σ = 145627407360. Its totient is φ = 22501435680.

The previous prime is 70146362837. The next prime is 70146362843. The reversal of 70146362838 is 83826364107.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70146362837) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1020145 + ... + 1086732.

It is an arithmetic number, because the mean of its divisors is an integer number (4550856480).

Almost surely, 270146362838 is an apocalyptic number.

70146362838 is an abundant number, since it is smaller than the sum of its proper divisors (75481044522).

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

70146362838 is a wasteful number, since it uses less digits than its factorization.

70146362838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2107092.

The product of its (nonzero) digits is 1161216, while the sum is 48.

The spelling of 70146362838 in words is "seventy billion, one hundred forty-six million, three hundred sixty-two thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 31 62 93 179 186 358 537 1074 5549 11098 16647 33294 2106877 4213754 6320631 12641262 65313187 130626374 195939561 377130983 391879122 754261966 1131392949 2262785898 11691060473 23382120946 35073181419 70146362838