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202157508008 = 2329871368569
BaseRepresentation
bin1011110001000110000…
…1101100010110101000
3201022210201000110002102
42330101201230112220
511303004310224013
6232511520552532
720414436315551
oct2742141542650
9638721013072
10202157508008
1178809708975
123321a182748
13160a92c3931
149ada85b328
1553d2a9ad58
hex2f1186c5a8

202157508008 has 16 divisors (see below), whose sum is σ = 392115856500. Its totient is φ = 97593279616.

The previous prime is 202157507999. The next prime is 202157508029. The reversal of 202157508008 is 800805751202.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 202156345924 + 1162084 = 449618^2 + 1078^2 .

It is a super-3 number, since 3×2021575080083 (a number of 35 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 435684053 + ... + 435684516.

Almost surely, 2202157508008 is an apocalyptic number.

It is an amenable number.

202157508008 is a deficient number, since it is larger than the sum of its proper divisors (189958348492).

202157508008 is a wasteful number, since it uses less digits than its factorization.

202157508008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 871368604 (or 871368600 counting only the distinct ones).

The product of its (nonzero) digits is 44800, while the sum is 38.

The spelling of 202157508008 in words is "two hundred two billion, one hundred fifty-seven million, five hundred eight thousand, eight".

Divisors: 1 2 4 8 29 58 116 232 871368569 1742737138 3485474276 6970948552 25269688501 50539377002 101078754004 202157508008