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38258371164 = 22313415981609
BaseRepresentation
bin100011101000011000…
…000110101001011100
310122202021212121212210
4203220120012221130
51111323120334124
625324201400420
72523035534466
oct435030065134
9118667777783
1038258371164
1115252942572
1274b8799110
1337b92bbc60
141bcd16b136
15eddb5da29
hex8e8606a5c

38258371164 has 48 divisors (see below), whose sum is σ = 98481227040. Its totient is φ = 11484687360.

The previous prime is 38258371163. The next prime is 38258371183. The reversal of 38258371164 is 46117385283.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38258371163) 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, 2984409 + ... + 2997200.

It is an arithmetic number, because the mean of its divisors is an integer number (2051692230).

Almost surely, 238258371164 is an apocalyptic number.

It is an amenable number.

38258371164 is an abundant number, since it is smaller than the sum of its proper divisors (60222855876).

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

38258371164 is a wasteful number, since it uses less digits than its factorization.

38258371164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5981670 (or 5981668 counting only the distinct ones).

The product of its digits is 967680, while the sum is 48.

The spelling of 38258371164 in words is "thirty-eight billion, two hundred fifty-eight million, three hundred seventy-one thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 12 13 26 39 41 52 78 82 123 156 164 246 492 533 1066 1599 2132 3198 6396 5981609 11963218 17944827 23926436 35889654 71779308 77760917 155521834 233282751 245245969 311043668 466565502 490491938 735737907 933131004 980983876 1471475814 2942951628 3188197597 6376395194 9564592791 12752790388 19129185582 38258371164