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141689037 = 372963871
BaseRepresentation
bin10000111001000…
…00000011001101
3100212121112211010
420130200003031
5242233022122
622020515433
73340223400
oct1034400315
9325545733
10141689037
1172a86086
123b54bb79
132347c089
1414b63d37
15c68be0c
hex87200cd

141689037 has 12 divisors (see below), whose sum is σ = 219762816. Its totient is φ = 80965080.

The previous prime is 141688969. The next prime is 141689057. The reversal of 141689037 is 730986141.

It is not a de Polignac number, because 141689037 - 211 = 141686989 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 141688986 and 141689004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141689057) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 481789 + ... + 482082.

It is an arithmetic number, because the mean of its divisors is an integer number (18313568).

Almost surely, 2141689037 is an apocalyptic number.

It is an amenable number.

141689037 is a deficient number, since it is larger than the sum of its proper divisors (78073779).

141689037 is an equidigital number, since it uses as much as digits as its factorization.

141689037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 963888 (or 963881 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 141689037 is about 11903.3204191100. The cubic root of 141689037 is about 521.3292385677.

The spelling of 141689037 in words is "one hundred forty-one million, six hundred eighty-nine thousand, thirty-seven".

Divisors: 1 3 7 21 49 147 963871 2891613 6747097 20241291 47229679 141689037