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80388070032 = 24314271173617
BaseRepresentation
bin100101011011110000…
…0001001101010010000
321200111101100002000010
41022313200021222100
52304113321220112
6100532455154520
75544043215054
oct1126740115220
9250441302003
1080388070032
1131101a73916
12136b5975a40
13777165a25a
143c68515c64
1521575c763c
hex12b7809a90

80388070032 has 40 divisors (see below), whose sum is σ = 207814886496. Its totient is φ = 26777222656.

The previous prime is 80388070027. The next prime is 80388070073. The reversal of 80388070032 is 23007088308.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 518313 + ... + 655304.

Almost surely, 280388070032 is an apocalyptic number.

It is an amenable number.

80388070032 is an abundant number, since it is smaller than the sum of its proper divisors (127426816464).

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

80388070032 is a wasteful number, since it uses less digits than its factorization.

80388070032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1175055 (or 1175049 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 39.

The spelling of 80388070032 in words is "eighty billion, three hundred eighty-eight million, seventy thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 48 1427 2854 4281 5708 8562 11416 17124 22832 34248 68496 1173617 2347234 3520851 4694468 7041702 9388936 14083404 18777872 28166808 56333616 1674751459 3349502918 5024254377 6699005836 10048508754 13398011672 20097017508 26796023344 40194035016 80388070032