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102201374 = 21123201979
BaseRepresentation
bin1100001011101…
…11100000011110
321010022100221002
412011313200132
5202130420444
614050310302
72350461122
oct605674036
9233270832
10102201374
1152765450
122a288392
13182347b2
14d805582
158e8bd4e
hex617781e

102201374 has 16 divisors (see below), whose sum is σ = 174510720. Its totient is φ = 44435160.

The previous prime is 102201373. The next prime is 102201391. The reversal of 102201374 is 473102201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102201373) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100484 + ... + 101495.

It is an arithmetic number, because the mean of its divisors is an integer number (10906920).

Almost surely, 2102201374 is an apocalyptic number.

102201374 is a deficient number, since it is larger than the sum of its proper divisors (72309346).

102201374 is a wasteful number, since it uses less digits than its factorization.

102201374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202015.

The product of its (nonzero) digits is 336, while the sum is 20.

The square root of 102201374 is about 10109.4695211965. The cubic root of 102201374 is about 467.5401496398.

Adding to 102201374 its reverse (473102201), we get a palindrome (575303575).

The spelling of 102201374 in words is "one hundred two million, two hundred one thousand, three hundred seventy-four".

Divisors: 1 2 11 22 23 46 253 506 201979 403958 2221769 4443538 4645517 9291034 51100687 102201374