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38768772 = 22371721597
BaseRepresentation
bin1001001111100…
…1000010000100
32200221122202110
42103321002010
534411100042
63502541020
7650346330
oct223710204
980848673
1038768772
111a97a609
1210b97770
138055303
1452127c0
15360c09c
hex24f9084

38768772 has 72 divisors (see below), whose sum is σ = 109891264. Its totient is φ = 10418688.

The previous prime is 38768753. The next prime is 38768791. The reversal of 38768772 is 27786783.

It is an interprime number because it is at equal distance from previous prime (38768753) and next prime (38768791).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23478 + ... + 25074.

Almost surely, 238768772 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 38768772, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (54945632).

38768772 is an abundant number, since it is smaller than the sum of its proper divisors (71122492).

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

38768772 is a wasteful number, since it uses less digits than its factorization.

38768772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1645 (or 1626 counting only the distinct ones).

The product of its digits is 790272, while the sum is 48.

The square root of 38768772 is about 6226.4574197532. The cubic root of 38768772 is about 338.4496076585.

The spelling of 38768772 in words is "thirty-eight million, seven hundred sixty-eight thousand, seven hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 17 21 28 34 42 51 68 84 102 119 204 238 289 357 476 578 714 867 1156 1428 1597 1734 2023 3194 3468 4046 4791 6069 6388 8092 9582 11179 12138 19164 22358 24276 27149 33537 44716 54298 67074 81447 108596 134148 162894 190043 325788 380086 461533 570129 760172 923066 1140258 1384599 1846132 2280516 2769198 3230731 5538396 6461462 9692193 12922924 19384386 38768772