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38106507222 = 23271341722541
BaseRepresentation
bin100011011111010100…
…110010011111010110
310122100201010010201100
4203133110302133112
51111020231212342
625301134410530
72516212652460
oct433724623726
9118321103640
1038106507222
1115185147983
127475960a46
1337939b9834
141bb6d19130
15ed0661e4c
hex8df5327d6

38106507222 has 48 divisors (see below), whose sum is σ = 94370189472. Its totient is φ = 10886279040.

The previous prime is 38106507191. The next prime is 38106507253. The reversal of 38106507222 is 22270560183.

38106507222 is a `hidden beast` number, since 381 + 0 + 6 + 50 + 7 + 222 = 666.

It is an interprime number because it is at equal distance from previous prime (38106507191) and next prime (38106507253).

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, 1679272 + ... + 1701812.

It is an arithmetic number, because the mean of its divisors is an integer number (1966045614).

Almost surely, 238106507222 is an apocalyptic number.

38106507222 is an abundant number, since it is smaller than the sum of its proper divisors (56263682250).

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

38106507222 is a wasteful number, since it uses less digits than its factorization.

38106507222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35973 (or 35970 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 36.

The spelling of 38106507222 in words is "thirty-eight billion, one hundred six million, five hundred seven thousand, two hundred twenty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 13417 22541 26834 40251 45082 67623 80502 93919 120753 135246 157787 187838 202869 241506 281757 315574 405738 473361 563514 845271 946722 1420083 1690542 2840166 302432597 604865194 907297791 1814595582 2117028179 2721893373 4234056358 5443786746 6351084537 12702169074 19053253611 38106507222