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8960161380 = 2235149336023
BaseRepresentation
bin10000101100001000…
…10011011001100100
3212010110010100200220
420112010103121210
5121322300131010
64041035204340
7435020054322
oct102604233144
925113110626
108960161380
113888860955
1218a08a66b0
13aca442051
14610004d12
1537695c970
hex216113664

8960161380 has 24 divisors (see below), whose sum is σ = 25088452032. Its totient is φ = 2389376352.

The previous prime is 8960161247. The next prime is 8960161391. The reversal of 8960161380 is 831610698.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74667952 + ... + 74668071.

It is an arithmetic number, because the mean of its divisors is an integer number (1045352168).

Almost surely, 28960161380 is an apocalyptic number.

It is an amenable number.

8960161380 is an abundant number, since it is smaller than the sum of its proper divisors (16128290652).

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

8960161380 is a wasteful number, since it uses less digits than its factorization.

8960161380 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149336035 (or 149336033 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 42.

The square root of 8960161380 is about 94658.1289694657. The cubic root of 8960161380 is about 2077.0101103783.

The spelling of 8960161380 in words is "eight billion, nine hundred sixty million, one hundred sixty-one thousand, three hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 149336023 298672046 448008069 597344092 746680115 896016138 1493360230 1792032276 2240040345 2986720460 4480080690 8960161380